KR101828186B1 - 개선된 펄스 재동기화를 사용하여 ａｃｅｌｐ-형 은폐 내에서 적응적 코드북의 개선된 은폐를 위한 장치 및 방법 - Google Patents

개선된 펄스 재동기화를 사용하여 ａｃｅｌｐ-형 은폐 내에서 적응적 코드북의 개선된 은폐를 위한 장치 및 방법 Download PDF

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KR101828186B1
KR101828186B1 KR1020167001882A KR20167001882A KR101828186B1 KR 101828186 B1 KR101828186 B1 KR 101828186B1 KR 1020167001882 A KR1020167001882 A KR 1020167001882A KR 20167001882 A KR20167001882 A KR 20167001882A KR 101828186 B1 KR101828186 B1 KR 101828186B1
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pitch
frame
reconstructed
samples
pitch cycle
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KR20160024952A (ko
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제레미 르콩트
미하엘 슈나벨
고란 마르코비치
마틴 디이츠
베른하르트 노이게바우어
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프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베.
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    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
    • G10L19/107—Sparse pulse excitation, e.g. by using algebraic codebook
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L2019/0001—Codebooks
    • G10L2019/0002—Codebook adaptations
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L2019/0001—Codebooks
    • G10L2019/0007—Codebook element generation
    • G10L2019/0008—Algebraic codebooks
KR1020167001882A 2013-06-21 2014-06-16 개선된 펄스 재동기화를 사용하여 ａｃｅｌｐ-형 은폐 내에서 적응적 코드북의 개선된 은폐를 위한 장치 및 방법 KR101828186B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP13173157 2013-06-21
EP13173157.2 2013-06-21
EP14166995.2 2014-05-05
EP14166995 2014-05-05
PCT/EP2014/062578 WO2014202535A1 (en) 2013-06-21 2014-06-16 Apparatus and method for improved concealment of the adaptive codebook in acelp-like concealment employing improved pulse resynchronization

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KR20160024952A KR20160024952A (ko) 2016-03-07
KR101828186B1 true KR101828186B1 (ko) 2018-02-09

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US (2) US10013988B2 (pt)
EP (1) EP3011555B1 (pt)
JP (1) JP6153661B2 (pt)
KR (1) KR101828186B1 (pt)
CN (2) CN105453173B (pt)
AU (1) AU2014283389B2 (pt)
BR (1) BR112015031603B1 (pt)
CA (1) CA2915791C (pt)
ES (1) ES2671006T3 (pt)
HK (1) HK1224426A1 (pt)
MX (1) MX352092B (pt)
MY (1) MY181845A (pt)
PL (1) PL3011555T3 (pt)
PT (1) PT3011555T (pt)
RU (1) RU2666327C2 (pt)
SG (1) SG11201510506RA (pt)
TR (1) TR201808890T4 (pt)
TW (1) TWI604438B (pt)
WO (1) WO2014202535A1 (pt)

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HK1224426A1 (zh) 2017-08-18
US20180293991A1 (en) 2018-10-11
CA2915791C (en) 2018-11-06
WO2014202535A1 (en) 2014-12-24
BR112015031603B1 (pt) 2021-12-14
EP3011555B1 (en) 2018-03-28
MY181845A (en) 2021-01-08
MX352092B (es) 2017-11-08
PL3011555T3 (pl) 2018-09-28
CN105453173A (zh) 2016-03-30
KR20160024952A (ko) 2016-03-07
TW201506909A (zh) 2015-02-16
BR112015031603A2 (pt) 2017-07-25
TWI604438B (zh) 2017-11-01
US20160111094A1 (en) 2016-04-21
RU2016101601A (ru) 2017-07-26
JP6153661B2 (ja) 2017-06-28
US10013988B2 (en) 2018-07-03
MX2015017125A (es) 2016-07-08
AU2014283389B2 (en) 2017-10-05
US10643624B2 (en) 2020-05-05
AU2014283389A1 (en) 2016-02-04
ES2671006T3 (es) 2018-06-04
PT3011555T (pt) 2018-07-04
TR201808890T4 (tr) 2018-07-23
CN110931025A (zh) 2020-03-27
EP3011555A1 (en) 2016-04-27
CA2915791A1 (en) 2014-12-24
CN105453173B (zh) 2019-08-06
SG11201510506RA (en) 2016-01-28
JP2016523380A (ja) 2016-08-08
RU2666327C2 (ru) 2018-09-06

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